CN101829796B - Automatic suspension type numerical control drilling machine - Google Patents
Automatic suspension type numerical control drilling machine Download PDFInfo
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- CN101829796B CN101829796B CN201010039681A CN201010039681A CN101829796B CN 101829796 B CN101829796 B CN 101829796B CN 201010039681 A CN201010039681 A CN 201010039681A CN 201010039681 A CN201010039681 A CN 201010039681A CN 101829796 B CN101829796 B CN 101829796B
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Abstract
The invention relates to a numerical control drilling machine, in particular to a quick automatic suspension type numerical control drilling machine. The numerical control drilling machine comprises a guide rail supporting device, a slide carriage device, an upright post device, a screw lifting device, a power head device and a compressing device which are mutually matched. The automatic suspension type numerical control drilling machine has compact structure and high automation degree, the working efficiency is improved, meanwhile, the service life of equipment is prolonged, the product quality is improved, and the processing precision is high.
Description
Technical field
The present invention relates to a kind of numerical control drilling machine, particularly a kind of automatic suspension type numerical control drilling machine fast.
Background technology
Boring of the prior art all is to have single operating platform, and the operation part of holing is simultaneously wrapped up in removable, and penetration rate is slow, and precision is not high, and the automation poor performance, can't adapt to modern process requirements.
Chinese patent CN101041188 discloses a kind of numerical control drilling machine.He is through the rotation of gears engaged driven gear pair of nut with an end of main motor output shaft; And drive motor cabinet and main motor, chuck, drill bit; Under the guide effect of polished rod, do motion perpendicular to workpiece, the other end of main motor output shaft drives the drill bit rotation through chuck.Main motor main story, drill bit is accomplished drill tasks downwards, main motor anti-pass, drill bit upwards withdraws from workpiece.Position data input controller, the servo-driver in hole on the straight line are controlled servomotor, and the anglec of rotation of control servomotor can be controlled the position of drill bit on straight line.This patent of invention is disclosed to be a kind of simple numerical control drilling machine commonly used, once can only hole to a workpiece, and drilling accuracy is not high; Penetration rate is slow, and operating efficiency is low, and security is lower; The service life of drill bit while is relatively low, has directly increased the cost that uses.
Summary of the invention
Main purpose of the present invention is to solve the deficiency that exists in the prior art, proposes a kind of numerical control drilling machine that has the full-automation of a plurality of bracing frames.
The present invention realizes through following technological approaches:
A kind of automatic suspension type numerical control drilling machine; Comprise support for travel way, slide carriage device, stand column device, leading screw lifting device, power head device and hold down gag; Described support for travel way comprises workbench; Workbench is provided with the work guide rail, and a side of work guide rail is provided with the bracing frame more than two and two, and work guide rail and slide carriage device in the support for travel way are complementary; Described slide carriage device comprises slide carriage; Be provided with moving guide rail in the slide carriage, moving guide rail matches with the gear jacking mechanism, and the gear jacking mechanism comprises servomotor, gear and tooth bar; Servomotor is connected with gear; Wheel and rack is meshed, and slide carriage device and mobile platform fix, and mobile platform is provided with stand column device; Stand column device comprises column, and column is provided with and compresses guide rail, compresses guide rail and hold down gag is complementary, and the sidewall of stand column device is provided with the leading screw lifting device; Described leading screw lifting device comprises leading screw, is with screw in the leading screw, and an end of leading screw is connected with the leading screw servomotor, and the bottom of screw is provided with the screw holder, and screw holder and power head device are fixedly connected; Described power head device comprises lifter plate; Lifter plate is provided with unit head, and the unit head cross-under is in the power headstock, and the bottom of unit head is connected with hydraulic motor; Be fixedly connected with oil cylinder on the described power headstock, described unit head and stand column device cross direction profiles; Described hold down gag comprises clamping frame, and clamping frame is provided with slide block, and the guide rail that compresses in slide block and the stand column device is complementary, and clamping frame matches with compressed oil cylinder, and a side of clamping frame is provided with pressing plate.
Equipment Control is a digital control system, before processing work, and the size of workpiece and require in the input system to preserve, when numerical control drilling machine is started working, these detail drawings of doing manual work, system judges the workpiece height automatically, the height of adjustment hold down gag and unit head; Driven by servomotor gear and the tooth bar engagement that is installed on the guide rail, thus slide carriage device drive mobile platform, power head device, leading screw lifting device, stand column device, hold down gag are moved horizontally; Photoelectric sensor on reflective mirror and the power head device begins cooperating at this moment; After detecting workpiece end face; System just is the vertical zero reference of level of this workpiece with this face; With the driving water plane is that this workpiece vertical direction zero reference is (when to H shaped steel, when the I-steel flange plate is holed; Survey the action of long cylinder, the web probe detects web center line height automatically and is the zero reference of flange plate vertical direction boring with the web center line), be the horizontal cross zero reference of this workpiece with the vertical datum level of workbench; After three-dimensional references was confirmed, system combined boring size, workpiece material, drilling depth again, confirms feed cylinder feeding distance and speed, hydraulic motor rotating speed and moment of torsion, and distance, unit head height come to confirm automatically to horizontally vertically move; Compressed oil cylinder action then, pressing plate moves downward along guide rail through slide block under the drive of clamping frame, and workpiece is compressed and pressurize; Then servomotor action, leading screw moves up and down drill bit in the drive lower edge of power headstock and screw, and behind the mating holes position, servomotor stops action; Hydraulic motor begins idle running then, and oil cylinder advances fast, and when treating drill bit near workpiece, oil cylinder gets into the drill mode feed speed, the boring beginning; Oil cylinder was recovered to end fast after boring finished, and hydraulic motor stops operating; Compressed oil cylinder is recovered to certain altitude then, and drill bit moves to place, position, next hole; So order repetitive operation.During drill bit work, the built-in cooling system of unit head is also started working simultaneously; When frame was walked, walking protection induction installation was started working, and whether can sense walking the place ahead has the obstacle object, and can in time send to stop to walk and instruct.
As preferably, the bracing frame in the described support for travel way comprises brace table, and the two ends at the back side of brace table are respectively equipped with adjustable column, and the bottom of adjustable column is provided with adjustable support, and the embedded board in adjustable support and the ground is fastened; Also be provided with anti-eccentric stiffener on the slide carriage in the described slide carriage device; Anti-eccentric stiffener comprises tuningout wheel, following tuningout wheel, upper roller and bottom roller; The two ends of described slide carriage are respectively equipped with upper roller and bottom roller, are provided with tuningout wheel and following tuningout wheel in the slide carriage between upper roller and the bottom roller; The bottom of the leading screw in the described leading screw lifting device is provided with the leading screw holder; Servomotor is located on the reductor holder; The head of leading screw is provided with the leading screw supporting seat, is provided with rigid bearing in the described leading screw holder, is provided with spring bearing in the leading screw supporting seat; The head of leading screw is socketed in the rigid bearing, and the bottom of leading screw is socketed in the spring bearing; The lifter plate bottom also is provided with guide rail in the described power head device, and the bottom of described power headstock is provided with slide block, and described slide block and guide rail are complementary; One side of the clamping frame in the described hold down gag is provided with the long cylinder of side, and the bottom of the long cylinder of side is provided with pressing plate, and described pressing plate is corresponding with the workpiece on the bracing frame.
Can put workpiece respectively on a plurality of bracing frames, through the control system, workpiece holed successively then, improve the efficient of work to a great extent.
As preferably, the two side ends of described stand column device is respectively equipped with the walking induction installation, and described walking induction installation comprises tablet; What fix with tablet is expansion link, is with sleeve in the expansion link, is provided with spring in the sleeve; Spring housing is in expansion link; The sidewall of sleeve is provided with near switch, and the top of expansion link is provided with the bolt inductive head, and described bolt inductive head is with corresponding near switch; One end of the pressing plate in the described hold down gag is provided with mirror base, is provided with reflective mirror in the mirror base, and described reflective mirror is downward-sloping shape; The lifter plate of described power head device is provided with photoelectric sensor, the use that matches with reflective mirror of described photoelectric sensor.
As preferably;: the two ends of the sleeve in the described walking induction installation are respectively equipped with end cap of the spring, and end cap of the spring is " L " shape, and end cap of the spring and expansion link wall fit; End cap of the spring and sleeve plug, and are provided with back-up ring between the spring of the bottom of sleeve and end cap of the spring.
As preferably, described tablet comprises a base plate, and the both sides of base plate are provided with side wing, and base plate and side wing are integrated, and described side wing is skewed, and side wing and base plate form groove; The base plate of described expansion link and tablet fixes, and the bottom of base plate is provided with fixed head, and expansion link and fixed head are fastened through gim peg.
As preferably, be provided with oblique reinforcement retaining between the adjustable column in the described brace table.
As preferably, be provided with cooling pipe in the described unit head, described cooling pipe is " ten " word shape, and wherein a cooling pipe cross direction profiles is in unit head, and another root cooling pipe vertically is distributed in the afterbody of unit head; Be with seal receptacle on the described unit head, seal receptacle and power headstock fit, and are provided with two-way rotation combination sealant between seal receptacle and the unit head.Cooling pipe prolongs the service life of drill bit.
Therefore, the automatic suspension type numerical control drilling machine that has provided by the present invention, compact conformation, automaticity is high, increases work efficiency, and prolongs service life of equipment, improves the quality of products simultaneously, and machining accuracy is high.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is a plan structure sketch map of the present invention;
Fig. 3 be middle slide carriage device of the present invention analyse and observe the structure for amplifying sketch map;
Fig. 4 is the structure for amplifying sketch map of middle slide carriage device of the present invention;
Fig. 5 be among the present invention the leading screw lifting device analyse and observe the structure for amplifying sketch map;
Fig. 6 be medium power head unit of the present invention analyse and observe the structure for amplifying sketch map;
Fig. 7 is the side-looking structure for amplifying sketch map of medium power head unit of the present invention;
Fig. 8 be among the present invention the walking induction installation analyse and observe the structure for amplifying sketch map;
Fig. 9 is the side-looking structure for amplifying sketch map of walking induction installation among the present invention.
The specific embodiment
Pass through embodiment below, and combine accompanying drawing, do further bright specifically technical scheme of the present invention.
Embodiment: like Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8 and shown in Figure 9; A kind of automatic suspension type numerical control drilling machine comprises support for travel way 1, slide carriage device 2, stand column device 3, leading screw lifting device 4, power head device 5 and hold down gag 6, and described support for travel way 1 comprises workbench 7; Workbench 7 is provided with work guide rail 8; One side of work guide rail 8 is provided with the bracing frame 9 more than two and two, and the work guide rail 8 in the support for travel way 1 is complementary with slide carriage device 2, and the bracing frame 9 in the described support for travel way 1 comprises brace table 31; The two ends at the back side of brace table 31 are respectively equipped with adjustable column 32; The bottom of adjustable column 32 is provided with adjustable support 33, and the embedded board 34 in adjustable support 33 and the ground is fastened, and 32 on the adjustable column in the brace table 31 is provided with oblique reinforcement retaining 65; Described slide carriage device 2 comprises slide carriage 10; Be provided with moving guide rail 11 in the slide carriage 10, moving guide rail 11 matches with the gear jacking mechanism, and the gear jacking mechanism comprises servomotor 12, gear 13 and tooth bar 14; Servomotor 12 is connected with gear 13; Gear 13 is meshed with tooth bar 14, and slide carriage device 2 fixes with mobile platform 15, and mobile platform 15 is provided with stand column device 3; Also be provided with anti-eccentric stiffener on the slide carriage 10 in the described slide carriage device 2; Anti-eccentric stiffener comprises tuningout wheel 35, following tuningout wheel 36, upper roller 37 and bottom roller 38, and the two ends of described slide carriage 10 are respectively equipped with upper roller 37 and bottom roller 38, is provided with tuningout wheel 35 in the slide carriage 10 between upper roller 37 and the bottom roller 38 and takes turns 36 with following tuningout; Described stand column device 3 comprises column 16, and column 16 is provided with and compresses guide rail 17, compresses guide rail 17 and is complementary with hold down gag 6; The sidewall of stand column device 3 is provided with leading screw lifting device 4, and the two side ends of stand column device 3 is respectively equipped with the walking induction installation, and described walking induction installation comprises tablet 49; What fix with tablet 49 is expansion link 50, is with sleeve 51 in the expansion link 50, is provided with spring 52 in the sleeve 51; Spring 52 is enclosed within the expansion link 50, and the sidewall of sleeve 51 is provided with near switch 53, and the top of expansion link 50 is provided with bolt inductive head 54; Described bolt inductive head 54 is with corresponding near switch 53, and the two ends of the sleeve 51 in the walking induction installation are respectively equipped with end cap of the spring 58, and end cap of the spring 58 is " L " shape; End cap of the spring 58 fits with expansion link 50 walls, and end cap of the spring 58 plugs with sleeve 51, and 58 of the spring 51 of the bottom of sleeve 51 and end cap of the spring are provided with back-up ring 59; Tablet 49 comprises a base plate 60, and the both sides of base plate 60 are provided with side wing 61, and base plate 60 is integrated with side wing 61; Described side wing 61 is skewed, and side wing 61 forms groove 62 with base plate 60; Described expansion link 50 fixes with the base plate 60 of tablet 49, and the bottom of base plate 60 is provided with fixed head 63, and expansion link 50 is fastened through gim peg 64 with fixed head 63; Described leading screw lifting device 4 comprises leading screw 18, is with screw 19 in the leading screw 18, and an end of leading screw 18 is connected with leading screw servomotor 20; The bottom of screw 19 is provided with screw holder 21, and screw holder 21 is fixedly connected with power head device 5, and the bottom of the leading screw 18 in the described leading screw lifting device 4 is provided with leading screw holder 39; Leading screw servomotor 20 is located on the reductor holder 40; The head of leading screw 18 is provided with leading screw supporting seat 41, is provided with rigid bearing 42 in the described leading screw holder 39, is provided with spring bearing 43 in the leading screw supporting seat 41; The head of leading screw 18 is socketed in the rigid bearing 42, and the bottom of leading screw 18 is socketed in the spring bearing 43; Described power head device 5 comprises lifter plate 22, and lifter plate 22 is provided with unit head 23, and unit head 23 cross-under are in power headstock 24; The bottom of unit head 23 is connected with hydraulic motor 25, is fixedly connected with oil cylinder 26 on the described power headstock 24, described unit head 23 and stand column device 3 cross direction profiles; The lifter plate 22 of power head device 5 is provided with photoelectric sensor 57; The use that matches with reflective mirror 56 of described photoelectric sensor 57 is provided with cooling pipe 66 in the unit head 23, described cooling pipe 66 is " ten " word shape; Wherein a cooling pipe cross direction profiles is in unit head 23, and another root cooling pipe vertically is distributed in the afterbody of unit head 23; Be with seal receptacle 67 on the described unit head 23, seal receptacle 67 fits with power headstock 24, is provided with two-way rotation combination sealant 68 between seal receptacle 67 and the unit head 23; Described hold down gag 6 comprises clamping frame 27; Clamping frame 27 is provided with slide block 28, and the guide rail 17 that compresses in slide block 28 and the stand column device 3 is complementary, and clamping frame 27 matches with compressed oil cylinder 29; One side of clamping frame 27 is provided with pressing plate 30; Lifter plate 22 bottoms also are provided with guide rail 44 in the described power head device 5, and the bottom of described power headstock 24 is provided with unit head slide block 45, and described unit head slide block 45 is complementary with guide rail 44; One side of the clamping frame 27 in the described hold down gag 6 is provided with the long cylinder 46 of side; The bottom of the long cylinder 46 of side is provided with pressing plate 30; Described pressing plate 30 is corresponding with the workpiece 48 on the bracing frame 9; One end of the pressing plate 30 in the described hold down gag 6 is provided with mirror base 55, is provided with reflective mirror 56 in the mirror base 55, and described reflective mirror 56 is downward-sloping shape.
Complete machine is suspended on the workbench, and the slide carriage device has gear, gear and the tooth bar engagement that is installed on the guide rail; Drive the slide carriage device and move horizontally, there is dead location the gear top, and the spring top clamping device is housed below; Be convenient to adjustment and can guarantee rational backlash; The positioning accuracy of assurance equipment and transmission stability, slide carriage have tuningout wheel up and down, guarantee that slide carriage is vertical with workbench; Hold down gag can move up and down along column, and power head device is equipped with photoelectric sensor, can detect the end face of workpiece; And as machining benchmark; Workpiece can be placed arbitrarily at the workbench longitudinal direction, and unit head is the job search end standard automatically, and power head device is driven by the leading screw lifting device and moves up and down along column; Drill bit is that Morse taper shank is fixed; Easy to loading and unloading, unit head is furnished with the inside and outside cooling system of drill bit, and can also increase work efficiency greatly the service life that cold drill bit not only can prolong drill bit in the employing; Mechanical type walking protection induction installation is equipped with in the front and back end of frame, and when sensing the walking objects in front, equipment stops walking.Hold down gag is furnished with photoelectricity walking protective device, can effectively survey the place ahead superelevation workpiece; This equipment adopts digital control system, controls the processing action of entire equipment automatically, and machining accuracy is high, high efficiency.
Be applied to steel construction industry, construction machinery industry, petroleum chemical industry, shipbuilding industry and other mechanical industry; Reasonably design has reduced the inertia between all moving components, and the location between the Kong Yukong and clamping time are less than 10s, quickens and deceleration than other similar competing product fast 4 times; Have powerful and simple advanced digital control system, can realize easily that cad file imports, and support the design software of all main flows, and can be wired to your local network, with access and the importing that makes things convenient for your design document; Adopt fixing platform and a mobile head, save factory floor space effectively; Be equipped with web center detection system, it is accurate on flange plate, to guarantee along two side holes position, web center; Also be equipped with laser edge finder, can position processing in the optional position; Multinomial safety detector guarantees lathe periphery personal security at any time.
Claims (7)
1. automatic suspension type numerical control drilling machine; It is characterized in that: comprise support for travel way (1), slide carriage device (2), stand column device (3), leading screw lifting device (4), power head device (5) and hold down gag (6); Described support for travel way (1) comprises workbench (7); Workbench (7) is provided with work guide rail (8), and a side of work guide rail (8) is provided with the bracing frame (9) more than two and two, and the work guide rail (8) in the support for travel way (1) is complementary with slide carriage device (2); Described slide carriage device (2) comprises slide carriage (10); Be provided with moving guide rail (11) in the slide carriage (10), moving guide rail (11) matches with the gear jacking mechanism, and the gear jacking mechanism comprises servomotor (12), gear (13) and tooth bar (14); Servomotor (12) is connected with gear (13); Gear (13) is meshed with tooth bar (14), and slide carriage device (2) fixes with mobile platform (15), and mobile platform (15) is provided with stand column device (3); Stand column device (3) comprises column (16), and column (16) is provided with and compresses guide rail (17), compresses guide rail (17) and is complementary with hold down gag (6), and the sidewall of stand column device (3) is provided with leading screw lifting device (4); Described leading screw lifting device (4) comprises leading screw (18); Be with screw (19) in the leading screw (18); One end of leading screw (18) is connected with leading screw servomotor (20), and the bottom of screw (19) is provided with screw holder (21), and screw holder (21) is fixedly connected with power head device (5); Described power head device (5) comprises lifter plate (22); Lifter plate (22) is provided with unit head (23); Unit head (23) cross-under is in power headstock (24); The bottom of unit head (23) is connected with hydraulic motor (25), is fixedly connected with oil cylinder (26) on the described power headstock (24), described unit head (23) and stand column device (3) cross direction profiles; Described hold down gag (6) comprises clamping frame (27); Clamping frame (27) is provided with slide block (28); The guide rail (29) that compresses in slide block (28) and the stand column device (3) is complementary, and clamping frame (27) matches with compressed oil cylinder (29), and a side of clamping frame (27) is provided with pressing plate (30).
2. automatic suspension type numerical control drilling machine according to claim 1; It is characterized in that: the bracing frame (9) in the described support for travel way (1) comprises brace table (31); The two ends at the back side of brace table (31) are respectively equipped with adjustable column (32); The bottom of adjustable column (32) is provided with adjustable support (33), and the embedded board (34) in adjustable support (33) and the ground is fastened; Also be provided with anti-eccentric stiffener on the slide carriage (10) in the described slide carriage device (2); Anti-eccentric stiffener comprises tuningout wheel (35), tuningout is taken turns (36), upper roller (37) and bottom roller (38) down; The two ends of described slide carriage (10) are respectively equipped with upper roller (37) and bottom roller (38), are provided with tuningout wheel (35) and following tuningout wheel (36) in the slide carriage (10) between upper roller (37) and the bottom roller (38); The bottom of the leading screw (18) in the described leading screw lifting device (4) is provided with leading screw holder (39); Leading screw servomotor (20) is located on the reductor holder (40); The head of leading screw (18) is provided with leading screw supporting seat (41), is provided with rigid bearing (42) in the described leading screw holder (39), is provided with spring bearing (43) in the leading screw supporting seat (41); The head of leading screw (18) is socketed in the rigid bearing (42), and the bottom of leading screw (18) is socketed in the spring bearing (43); Lifter plate (22) bottom also is provided with guide rail (44) in the described power head device (5), and the bottom of described power headstock (24) is provided with unit head slide block (45), and described unit head slide block (45) and guide rail (44) are complementary; One side of the clamping frame (27) in the described hold down gag (6) is provided with the long cylinder of side (46), and the bottom of the long cylinder of side (46) is provided with pressing plate (30), and described pressing plate (30) is corresponding with the workpiece (48) on the bracing frame (9).
3. automatic suspension type numerical control drilling machine according to claim 1 and 2; It is characterized in that: the two side ends of described stand column device (3) is respectively equipped with the walking induction installation, and described walking induction installation comprises tablet (49), and what fix with tablet (49) is expansion link (50); Be with sleeve (51) in the expansion link (50); Be provided with spring (52) in the sleeve (51), spring (52) is enclosed within the expansion link (50), and the sidewall of sleeve (51) is provided with near switch (53); The top of expansion link (50) is provided with bolt inductive head (54), and described bolt inductive head (54) is with corresponding near switch (53); One end of the pressing plate (30) in the described hold down gag (6) is provided with mirror base (55), is provided with reflective mirror (56) in the mirror base (55), and described reflective mirror (56) is downward-sloping shape; The lifter plate (22) of described power head device (5) is provided with photoelectric sensor (57), described photoelectric sensor (57) use that matches with reflective mirror (56).
4. automatic suspension type numerical control drilling machine according to claim 3; It is characterized in that: the two ends of the sleeve (51) in the described walking induction installation are respectively equipped with end cap of the spring (58); End cap of the spring (58) is " L " shape; End cap of the spring (58) fits with expansion link (50) wall, and end cap of the spring (58) plugs with sleeve (51), is provided with back-up ring (59) between the spring (52) of the bottom of sleeve (51) and end cap of the spring (58).
5. automatic suspension type numerical control drilling machine according to claim 4; It is characterized in that: described tablet (49) comprises a base plate (60); The both sides of base plate (60) are provided with side wing (61); Base plate (60) is integrated with side wing (61), and described side wing (61) is skewed, and side wing (61) and base plate (60) form groove (62); Described expansion link (50) fixes with the base plate (60) of tablet (49), and the bottom of base plate (60) is provided with fixed head (63), and expansion link (50) and fixed head (63) are fastened through gim peg (64).
6. automatic suspension type numerical control drilling machine according to claim 2 is characterized in that: be provided with oblique reinforcement retaining (65) between two the adjustable columns in the front and back in the described brace table (31) (32).
7. automatic suspension type numerical control drilling machine according to claim 1 and 2; It is characterized in that: be provided with cooling pipe (66) in the described unit head (23); Described cooling pipe (66) is " ten " word shape; Wherein a cooling pipe cross direction profiles is in unit head (23), and another root cooling pipe vertically is distributed in the afterbody of unit head (23); Be with seal receptacle (67) on the described unit head (23), seal receptacle (67) fits with power headstock (24), is provided with two-way rotation combination sealant (68) between seal receptacle (67) and the unit head (23).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010039681A CN101829796B (en) | 2010-01-08 | 2010-01-08 | Automatic suspension type numerical control drilling machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010039681A CN101829796B (en) | 2010-01-08 | 2010-01-08 | Automatic suspension type numerical control drilling machine |
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| CN101829796A CN101829796A (en) | 2010-09-15 |
| CN101829796B true CN101829796B (en) | 2012-09-12 |
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| CN102699501A (en) * | 2012-02-17 | 2012-10-03 | 无锡华联精工机械有限公司 | Driving slide carriage mechanism of plasma groove cutting machine |
| CN103111905A (en) * | 2012-12-13 | 2013-05-22 | 黄梁军 | Drilling machine reamer numerical control production line |
| CN103447571B (en) * | 2013-09-05 | 2015-09-16 | 中国科学技术大学 | A kind of screwed hole numerical control drilling machine based on embedded system and control method |
| CN104475800B (en) * | 2014-12-15 | 2016-09-14 | 济南玫德铸造有限公司 | A kind of automatic drilling machine |
| CN112404489A (en) * | 2019-08-22 | 2021-02-26 | 龙岩市武平县谨行科技有限公司 | Numerical control drilling machine convenient for positioning and dust collection |
| CN113618105A (en) * | 2021-08-23 | 2021-11-09 | 罗林杰 | Automatic suspension type numerically-controlled drilling machine capable of being fast |
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| CN101829796A (en) | 2010-09-15 |
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